Here is an outline of the topics for the Mid-Term exam:

• Introduction
  • The Internet
    • Network of networks
    • Services and standards
    • Protocols
  • Network edge
    • Access networks
  • Network core
    • Circuit switching
      • TDM
      • FDM
    • Packet switching
    • Statistical multiplexing
  • Delay, loss, throughput
    • Sources of delay at a node
    • Sources of loss at a node
    • Throughput bottlenecks
  • Network protocol stack
    • Layers
    • The Internet protocol stack
  • Security
    • Malware
    • Denial of Service
    • Sniffing
• Application Layer
  • Network Architectures
    • Client-Server
    • P2P
    • Hybrid
  • Sockets
    • End-points (IP addresses and Ports)
    • TCP
    • UDP
  • Web and HTTP
    • Request-Response
    • Persistent versus Non-Persistent connections
    • Cookies
    • Caches
  • DNS
    • Hierarchy
    • Caching
    • Records
  • P2P Applications
    • File distribution
    • BitTorrent
    • Distributed Hash Table
    • Skype
• Transport Layer
  • Services
  • Connectionless UDP
    • Header information
    • Checksum
  • Reliable data transfer
    • Channel with bit errors
    • Channel with bit errors and loss

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